Does anyone have published evidence of incompatibility between Navelina orange and C35 citrange rootstock?

In a citrus rootstock trial planted in South Australia in 1997, the combination of Navelina 7.5 (Spanish clone) on C35 citrange started to fail after around 15 years.  Of the original 9 trees, 7...

23 November 2015 6,795 5 View